From 6c5d523826dc639df709ed0f88c5d2ce25379652 Mon Sep 17 00:00:00 2001 From: "Kawai, Hidehiro" Date: Thu, 19 Jul 2007 01:48:27 -0700 Subject: coredump masking: reimplementation of dumpable using two flags This patch changes mm_struct.dumpable to a pair of bit flags. set_dumpable() converts three-value dumpable to two flags and stores it into lower two bits of mm_struct.flags instead of mm_struct.dumpable. get_dumpable() behaves in the opposite way. [akpm@linux-foundation.org: export set_dumpable] Signed-off-by: Hidehiro Kawai Cc: Alan Cox Cc: David Howells Cc: Hugh Dickins Cc: Nick Piggin Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- security/dummy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'security/dummy.c') diff --git a/security/dummy.c b/security/dummy.c index d6a112ce297..19d813d5e08 100644 --- a/security/dummy.c +++ b/security/dummy.c @@ -130,7 +130,7 @@ static void dummy_bprm_free_security (struct linux_binprm *bprm) static void dummy_bprm_apply_creds (struct linux_binprm *bprm, int unsafe) { if (bprm->e_uid != current->uid || bprm->e_gid != current->gid) { - current->mm->dumpable = suid_dumpable; + set_dumpable(current->mm, suid_dumpable); if ((unsafe & ~LSM_UNSAFE_PTRACE_CAP) && !capable(CAP_SETUID)) { bprm->e_uid = current->uid; -- cgit v1.2.3